diff --git a/drivers/staging/iio/meter/ade7759.c b/drivers/staging/iio/meter/ade7759.c
index 0b65f1847510..68405046dae3 100644
--- a/drivers/staging/iio/meter/ade7759.c
+++ b/drivers/staging/iio/meter/ade7759.c
@@ -279,41 +279,41 @@ static int ade7759_reset(struct device *dev)
 }
 
 static IIO_DEV_ATTR_AENERGY(ade7759_read_40bit, ADE7759_AENERGY);
-static IIO_DEV_ATTR_CFDEN(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_CFDEN(0644,
 		ade7759_read_16bit,
 		ade7759_write_16bit,
 		ADE7759_CFDEN);
-static IIO_DEV_ATTR_CFNUM(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_CFNUM(0644,
 		ade7759_read_8bit,
 		ade7759_write_8bit,
 		ADE7759_CFNUM);
 static IIO_DEV_ATTR_CHKSUM(ade7759_read_8bit, ADE7759_CHKSUM);
-static IIO_DEV_ATTR_PHCAL(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_PHCAL(0644,
 		ade7759_read_16bit,
 		ade7759_write_16bit,
 		ADE7759_PHCAL);
-static IIO_DEV_ATTR_APOS(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_APOS(0644,
 		ade7759_read_16bit,
 		ade7759_write_16bit,
 		ADE7759_APOS);
-static IIO_DEV_ATTR_SAGCYC(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_SAGCYC(0644,
 		ade7759_read_8bit,
 		ade7759_write_8bit,
 		ADE7759_SAGCYC);
-static IIO_DEV_ATTR_SAGLVL(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_SAGLVL(0644,
 		ade7759_read_8bit,
 		ade7759_write_8bit,
 		ADE7759_SAGLVL);
-static IIO_DEV_ATTR_LINECYC(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_LINECYC(0644,
 		ade7759_read_8bit,
 		ade7759_write_8bit,
 		ADE7759_LINECYC);
 static IIO_DEV_ATTR_LENERGY(ade7759_read_40bit, ADE7759_LENERGY);
-static IIO_DEV_ATTR_PGA_GAIN(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_PGA_GAIN(0644,
 		ade7759_read_8bit,
 		ade7759_write_8bit,
 		ADE7759_GAIN);
-static IIO_DEV_ATTR_ACTIVE_POWER_GAIN(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_ACTIVE_POWER_GAIN(0644,
 		ade7759_read_16bit,
 		ade7759_write_16bit,
 		ADE7759_APGAIN);
@@ -458,7 +458,7 @@ static IIO_DEV_ATTR_TEMP_RAW(ade7759_read_8bit);
 static IIO_CONST_ATTR(in_temp_offset, "70 C");
 static IIO_CONST_ATTR(in_temp_scale, "1 C");
 
-static IIO_DEV_ATTR_SAMP_FREQ(S_IWUSR | S_IRUGO,
+static IIO_DEV_ATTR_SAMP_FREQ(0644,
 		ade7759_read_frequency,
 		ade7759_write_frequency);